Respuestas

  • Usuario de Brainly
2013-12-07T22:34:46+01:00
1)
f(3) = 3^2 =9
f(-2) = (-2)^2 =4
f(a)= a²
f(√x) = (√x)^2=x
f(x+h) = (x+h)² =x² + 2xh + h²

2)

f(4) = √4 = 2
f(x^2) = √x^2 = x
f(a^2 + b^2) = √(a^2+b^2)